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Groundwater levels for New York

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Agency code = usgs
site_no list =
  • 404244073262201
Minimum number of levels = 1
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USGS 404244073262201 N 9423. 1

Nassau County, New York
Latitude  40°42'44", Longitude  73°26'22" NAD27
Land-surface elevation 48.0 feet above NGVD29
The depth of the well is 11 feet below land surface.
This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.
This well is completed in the Glacial Aquifer, Upper (112GLCLU) local aquifer.
Output formats
Table of data
Tab-separated data
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Reselect period
Date Time
?
 
Water-level
date-time
accuracy
?
 
Parameter
code
Water
level,
feet
below
land
surface
Water
level,
feet
above
specific
vertical
datum
Referenced
vertical
datum
?
 
Status
?
 
Method of
measurement
?
 
Measuring
agency
?
 
Source of
measurement
?
 
Water-level
approval
status
1978-10-23 D62610 39.01NGVD291O  A
1978-10-23 D62611 37.80NAVD881O  A
1978-10-23 D720198.99  1O  A
1978-11-2014:05 UTCm62610 38.14NGVD291S  A
1978-11-2014:05 UTCm62611 36.93NAVD881S  A
1978-11-2014:05 UTCm720199.86  1S  A
1978-12-27 D62610 39.32NGVD291S  A
1978-12-27 D62611 38.11NAVD881S  A
1978-12-27 D720198.68  1S  A
1979-03-0514:35 UTCm62610 41.85NGVD291S  A
1979-03-0514:35 UTCm62611 40.64NAVD881S  A
1979-03-0514:35 UTCm720196.15  1S  A
1979-03-2013:30 UTCm62610 42.21NGVD291S  A
1979-03-2013:30 UTCm62611 41.00NAVD881S  A
1979-03-2013:30 UTCm720195.79  1S  A
1979-04-1813:20 UTCm62610 41.81NGVD291S  A
1979-04-1813:20 UTCm62611 40.60NAVD881S  A
1979-04-1813:20 UTCm720196.19  1S  A
1979-05-2215:05 UTCm62610 41.92NGVD291S  A
1979-05-2215:05 UTCm62611 40.71NAVD881S  A
1979-05-2215:05 UTCm720196.08  1S  A
1983-09-1913:58 UTCm62610 39.24NGVD291S  A
1983-09-1913:58 UTCm62611 38.03NAVD881S  A
1983-09-1913:58 UTCm720198.76  1S  A
1983-10-2217:45 UTCm62610 39.49NGVD291S  A
1983-10-2217:45 UTCm62611 38.28NAVD881S  A
1983-10-2217:45 UTCm720198.51  1S  A
1984-08-3113:00 UTCm62610 41.98NGVD291S  A
1984-08-3113:00 UTCm62611 40.77NAVD881S  A
1984-08-3113:00 UTCm720196.02  1S  A
1984-10-1516:47 UTCm62610 41.14NGVD291S  A
1984-10-1516:47 UTCm62611 39.93NAVD881S  A
1984-10-1516:47 UTCm720196.86  1S  A
1985-05-1420:18 UTCm62610 39.64NGVD291S  A
1985-05-1420:18 UTCm62611 38.43NAVD881S  A
1985-05-1420:18 UTCm720198.36  1S  A

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracymDate is accurate to the Minute
Parameter code62610Groundwater level above NGVD 1929, feet
Parameter code62611Groundwater level above NAVD 1988, feet
Parameter code72019Depth to water level, feet below land surface
Referenced vertical datumNAVD88North American Vertical Datum of 1988
Referenced vertical datumNGVD29National Geodetic Vertical Datum of 1929
Status1Static
Method of measurementOObserved.
Method of measurementSSteel-tape measurement.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.